RAID6 ext3 problems

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> So what _actually_ happens when you issue the commands? Please post
> back the results of
>
> cat /proc/mdstat

jeff@Shmee:~$ cat /proc/mdstat
Personalities : [raid6] [raid5] [raid4]
md1 : active raid6 sda[0] sdf1[1] sdg1[5] sde[4] sdd1[3] sdc1[2]
     2441437440 blocks level 6, 64k chunk, algorithm 2 [7/6] [UUUUUU_]

unused devices: <none>


>
> and
>
> mount /dev/mdWHATEVER /mountpoint

jeff@Shmee:~$ sudo mount /dev/md1 /mnt
[sudo] password for jeff:
mount: wrong fs type, bad option, bad superblock on /dev/md1,
      missing codepage or helper program, or other error
      In some cases useful info is found in syslog - try
      dmesg | tail  or so


jeff@Shmee:~$ dmesg | tail
[48532.584428] [drm] nouveau 0000:01:00.0: Setting dpms mode 0 on vga
encoder (output 0)
[49369.880015] [drm] nouveau 0000:01:00.0: Setting dpms mode 1 on vga
encoder (output 0)
[50470.240278] [drm] nouveau 0000:01:00.0: Setting dpms mode 0 on vga
encoder (output 0)
[50522.284317] usb 2-6: USB disconnect, address 4
[52848.285524] [drm] nouveau 0000:01:00.0: Setting dpms mode 1 on vga
encoder (output 0)
[52940.534516] [drm] nouveau 0000:01:00.0: Setting dpms mode 0 on vga
encoder (output 0)
[53540.724023] [drm] nouveau 0000:01:00.0: Setting dpms mode 1 on vga
encoder (output 0)
[54039.813485] [drm] nouveau 0000:01:00.0: Setting dpms mode 0 on vga
encoder (output 0)
[58210.212241] EXT3-fs error (device md1): ext3_check_descriptors:
Block bitmap for group 6016 not in group (block 277891307)!
[58210.247230] EXT3-fs: group descriptors corrupted!

Is that more helpful?
Thanks!
Jeff.
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